Do we need multi-mode fiber or single-mode fiber patch cords for our CWDM MUX panel connection?

Single-mode fiber is mandatory for this link. Multi-mode fiber causes severe optical dispersion and attenuation at 1470nm, whereas duplex LC single-mode patch cords ensure optimal signal transmission and full 20km optical reach.

Can we monitor internal transceiver temperature in real time inside densely populated switch faceplates?

Yes. This transceiver features a Digital Diagnostic Monitoring (DDM) function that reports live operating temperature to the host device. You can access these metrics via standard switch CLI diagnostic tools or poll them remotely using SNMP.

Can I drop this 1470nm SFP+ module into our current CWDM filter tray alongside other wavelengths on one fiber pair?

Yes, it’s built for standard CWDM grid integration. Just patch it into your 1470nm MUX/DEMUX port, and it will run clean, multi-channel traffic over the same single-mode line with solid spectral stability.

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Juniper EX-SFP-10GE-CWE47-20 Compatible LINK-PP 10G SFP+ CWDM 1470nm 20km Duplex LC DDM SMF Optical Transceiver Module

Name: Juniper EX-SFP-10GE-CWE47-20 Compatible LINK-PP 10G SFP+ CWDM 1470nm 20km Duplex LC DDM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 222466
Price: 233.06 USD
Availability: InStock
Rating: 5 (21 reviews)

# 222466

Product: Juniper EX-SFP-10GE-CWE47-20 Compatible LINK-PP 10G SFP+ CWDM 1470nm 20km Duplex LC DDM SMF Optical Transceiver Module
SKU: 222466
P/N: LS-CW4710-20C
Price: $ 271
Stock: 368 in Stock
Sold: 637
Product URL: https://www.l-p.com/products/483203.htm

For Order Over $1000 Get $15.00 Off , Code: Linkpp15

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Manufacture: LINK-PP

P/N: LS-CW4710-20C

Compatible:: Cisco; LINK-PP; Brocade; Ciena; Dell; FS; Generic; H3C; Juniper

Wavelength:: 1270nm; 1290nm; 1310nm; 1330nm; 1350nm; 1370nm; 1390nm; 1410nm; 1430nm; 1450nm; 1470nm; 1490nm; 1510nm; 1530nm; 1550nm; 1570nm; 1590nm; 1610nm

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Juniper EX-SFP-10GE-CWE47-20 Compatible LINK-PP 10G SFP+ Specifications

EX-SFP-10GE-CWE47-20 is engineered as a 10G CWDM SFP+ optical transceiver centered at 1470nm, incorporating a cooled EML laser paired with a PIN photodiode to ensure stable optical output, supporting transmission distances up to 20km over single-mode fiber through a duplex LC interface, while enabling real-time digital diagnostic monitoring for continuous visibility into key operating parameters.

Juniper Part Number	EX-SFP-10GE-CWE47-20	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1470nm	Max Cable Distance	20km
Connector	Duplex LC	Media	SMF
Transmitter Type	EML	Receiver Type	PIN
TX Power	-1 to +5dBm	RX Power	-23 to -6dBm
Receiver Sensitivity	<-16dBm	Receiver Overload	0dBm
Operating Temperature Range	0 to 70°C	Protocols	SFP+ MSA Compliant, CPRI, eCPRI, ITU-T G.652

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LS-CWxx10-20C 1471-1611.pdf

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Q: Do we need multi-mode fiber or single-mode fiber patch cords for our CWDM MUX panel connection? By S***y on 2026-03-25

A: Single-mode fiber is mandatory for this link. Multi-mode fiber causes severe optical dispersion and attenuation at 1470nm, whereas duplex LC single-mode patch cords ensure optimal signal transmission and full 20km optical reach. By admin on 2026-03-26
Q: Can we monitor internal transceiver temperature in real time inside densely populated switch faceplates? By I***h on 2025-08-24

A: Yes. This transceiver features a Digital Diagnostic Monitoring (DDM) function that reports live operating temperature to the host device. You can access these metrics via standard switch CLI diagnostic tools or poll them remotely using SNMP. By admin on 2025-08-25
Q: Can I drop this 1470nm SFP+ module into our current CWDM filter tray alongside other wavelengths on one fiber pair? By N***r on 2025-04-04

A: Yes, it’s built for standard CWDM grid integration. Just patch it into your 1470nm MUX/DEMUX port, and it will run clean, multi-channel traffic over the same single-mode line with solid spectral stability. By admin on 2025-04-05

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B***n

Iran, Islamic Republic of

Verified Purchase

5 .0

2026-05-19

This commercial-grade 10G SFP+ optical module worked well in a temperature-controlled rack at our warehouse campus. The Duplex LC interface fit our existing patching layout, and the 1470nm channel did not interfere with the other CWDM wavelengths.

83 Helpful vote Comments

C***r

Libyan Arab Jamahiriya

Verified Purchase

5 .0

2026-03-27

Clean optical power levels on our 18km span with zero bit errors.

59 Helpful vote Comments

B***r

India

Verified Purchase

5 .0

2025-12-01

As part of a regional communications infrastructure upgrade, we integrated these commercial-grade 10G CWDM optics into backhaul aggregation nodes located inside controlled indoor enclosures. Operating on the standard 1470nm channel, these modules seamlessly multiplexed with other CWDM wavelengths over a single dark fiber strand, eliminating the need for expensive new civil engineering fiber digs. Throughout a two-week stress test involving peak-hour data loads, optical return loss remained excellent and no signal degradation was recorded. Digital Optical Monitoring (DOM) metrics verified that laser bias current and transmitter output power remained completely stable. Highly recommended for network engineers needing standardized, cost-effective CWDM hardware for metropolitan and enterprise aggregation layers.

119 Helpful vote Comments

C***n

Nepal

Verified Purchase

5 .0

2025-10-19

Good choice for a 10G CWDM 1470nm 20km connection when you need to reuse an existing fiber pair. We checked the DDM data before and after installation and found no unexpected optical loss. Easy win for our network refresh.

112 Helpful vote Comments

E***s

United Arab Emirates

Verified Purchase

5 .0

2025-09-14

For a building-to-building CWDM upgrade, this 20km 1470nm SFP+ module was a practical fit. It allowed us to add capacity without pulling another fiber cable. The duplex LC connector format also matched our installed OS2 infrastructure.

96 Helpful vote Comments

C***s

Belarus

Verified Purchase

5 .0

2025-08-27

The 1470nm 10G CWDM SFP+ came online immediately and DOM readings looked clean.

46 Helpful vote Comments

J***z

Morocco

Verified Purchase

5 .0

2025-07-06

The 1470nm optical wavelength is perfectly calibrated for our coarse wavelength division multiplexing filter.

74 Helpful vote Comments

C***l

Macao

Verified Purchase

5 .0

2025-05-22

We used this 1470nm CWDM SFP+ transceiver to extend a 10GbE link between two buildings on our business campus. The 20km rating gave us enough headroom for the actual fiber route, and the Duplex LC ports made the swap straightforward. DOM values were visible right away, which helped during commissioning.

104 Helpful vote Comments

D***e

Germany

Verified Purchase

5 .0

2025-04-11

Upgraded our cross-building link using single-mode OS2 patch cables and this 1470nm optics unit. Handled continuous 10Gbps traffic loads comfortably during heavy backup cycles while remaining well inside standard operating temperature ranges.

112 Helpful vote Comments

K***y

Brunei Darussalam

Verified Purchase

5 .0

2025-03-12

Matched our CWDM channel plan perfectly and linked at 10G on first insert.

53 Helpful vote Comments

C***e

Australia

Verified Purchase

5 .0

2025-01-18

Our data-center operations team ordered these SFP+ optical modules as part of a larger batch for cross-site 10G interconnects. Before rollout, we validated compatibility coding across several host platforms and checked EEPROM data, DOM visibility, and link recovery after repeated hot swaps. The modules passed our standard tests: optical spectrum check, sustained traffic, link flap recovery, and receive-power verification. In production, these 1470nm CWDM SFP+ modules have delivered stable transport across single-mode fiber routes ranging from 14km to nearly 20km.

140 Helpful vote Comments

A***n

United States

Verified Purchase

5 .0

2024-12-26

Product as described.

20 Helpful vote Comments

M***z

Singapore

Verified Purchase

5 .0